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Two trains are moving in opposite directions @ 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively.
What is the time taken by the slower train to cross the faster train in seconds ?
Total speed= 60+90=150
Total distance= 1.1+0.9= 2000 m
= 2000*6/250= 48 sec
As time to cross slow train or fast train will be same as both trains are moving
Two goods train each 500 m long, are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively.
Find the time taken by the slower train to pass the driver of the faster one.
If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days.
What will be the time taken by 15 men and 20 boys in doing the same type of work?
8 woman and 12 men complete a certain piece of work in 9 days. Each woman takes twice the time taken by a man to finish the work. In how many days will 12 men finish the same work
Abdul is thrice as good a workman as Rehman and takes 10 days less to do a piece of work than Rehman takes.
What is the number of days taken by Rehman to finish the work?
Three taps together drains a tank in 5 hours.
If first tap drains this tank in 10 hours alone.
Then what will be the minimum hours taken by the second tap to drain this tank ?
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